---> uname -a: Linux prd-centos8-docker-4c-4g-1843.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 804 11905 19 3052 14613 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fd:b1:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:fefd:b16c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:45:ad:38:c0 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:45ff:fead:38c0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/04/2026 _x86_64_ (4 CPU) 17:43:09 LINUX RESTART (4 CPU) 05:44:01 PM tps rtps wtps bread/s bwrtn/s 05:45:01 PM 220.91 19.55 201.37 3960.94 12386.22 05:46:01 PM 99.82 1.78 98.03 104.37 5899.07 05:47:01 PM 22.85 0.00 22.85 0.00 6260.09 05:48:01 PM 4.78 1.80 2.98 56.52 308.42 05:49:02 PM 90.42 1.68 88.74 586.34 16120.69 05:50:01 PM 27.23 0.46 26.77 64.93 975.35 Average: 77.81 4.22 73.59 797.50 7008.45 05:44:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:45:01 PM 12261828 14342592 3879704 24.04 2688 2286556 2160360 12.57 207704 3263888 97868 05:46:01 PM 10423056 12737932 5718476 35.43 2688 2516576 3591060 20.89 261492 5035020 179928 05:47:01 PM 9975080 12293456 6166452 38.20 2688 2519964 3882348 22.58 261572 5482792 984 05:48:01 PM 8930496 11260016 7211036 44.67 2688 2530744 4678800 27.22 265636 6519748 2420 05:49:02 PM 8314712 11069100 7826820 48.49 2688 2945148 5169484 30.07 403548 6951496 136 05:50:01 PM 12179272 14954800 3962260 24.55 2688 2965876 1206788 7.02 587436 2918096 30860 Average: 10347407 12776316 5794125 35.90 2688 2627477 3448140 20.06 331231 5028507 52033 05:44:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:45:01 PM eth0 196.40 165.44 1972.95 29.25 0.00 0.00 0.00 0.00 05:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:01 PM eth0 245.33 186.80 3411.07 29.22 0.00 0.00 0.00 0.00 05:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 PM eth0 26.25 15.25 6.75 28.03 0.00 0.00 0.00 0.00 05:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 PM eth0 30.11 21.33 7.04 20.97 0.00 0.00 0.00 0.00 05:48:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:02 PM lo 16.26 16.26 27.19 27.19 0.00 0.00 0.00 0.00 05:49:02 PM eth0 184.17 104.87 2827.42 20.40 0.00 0.00 0.00 0.00 05:49:02 PM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 05:49:02 PM veth3790a25 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 05:49:02 PM br-8c6af918e576 5.61 5.58 25.60 0.93 0.00 0.00 0.00 0.00 05:50:01 PM lo 0.66 0.66 0.03 0.03 0.00 0.00 0.00 0.00 05:50:01 PM eth0 22.87 18.76 16.88 9.10 0.00 0.00 0.00 0.00 05:50:01 PM docker0 0.05 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 4.55 4.55 0.00 0.00 0.00 0.00 Average: eth0 117.79 85.59 1377.52 22.87 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/04/2026 _x86_64_ (4 CPU) 17:43:09 LINUX RESTART (4 CPU) 05:44:01 PM CPU %user %nice %system %iowait %steal %idle 05:45:01 PM all 35.95 0.00 3.13 1.08 0.09 59.75 05:45:01 PM 0 36.11 0.00 1.91 0.42 0.08 61.48 05:45:01 PM 1 36.40 0.00 3.31 1.52 0.10 58.67 05:45:01 PM 2 31.83 0.00 3.52 1.56 0.08 63.01 05:45:01 PM 3 39.44 0.00 3.80 0.82 0.10 55.84 05:46:01 PM all 62.59 0.00 2.17 0.67 0.14 34.43 05:46:01 PM 0 66.87 0.00 1.67 0.27 0.12 31.07 05:46:01 PM 1 66.52 0.00 2.28 0.24 0.12 30.85 05:46:01 PM 2 60.69 0.00 2.56 0.29 0.17 36.29 05:46:01 PM 3 56.37 0.00 2.19 1.85 0.15 39.44 05:47:01 PM all 20.63 0.00 0.47 0.15 0.07 78.69 05:47:01 PM 0 20.69 0.00 0.52 0.15 0.07 78.57 05:47:01 PM 1 19.17 0.00 0.42 0.07 0.08 80.26 05:47:01 PM 2 19.52 0.00 0.52 0.17 0.07 79.73 05:47:01 PM 3 23.12 0.00 0.43 0.20 0.05 76.20 05:48:01 PM all 38.57 0.00 0.82 0.03 0.08 60.50 05:48:01 PM 0 27.15 0.00 0.67 0.00 0.08 72.09 05:48:01 PM 1 29.42 0.00 0.40 0.00 0.07 70.11 05:48:01 PM 2 29.93 0.00 0.89 0.05 0.08 69.05 05:48:01 PM 3 67.75 0.00 1.32 0.05 0.10 30.78 05:49:02 PM all 29.06 0.00 3.61 0.55 0.10 66.68 05:49:02 PM 0 31.22 0.00 3.21 1.01 0.08 64.48 05:49:02 PM 1 30.56 0.00 3.26 0.39 0.10 65.69 05:49:02 PM 2 24.00 0.00 4.02 0.44 0.10 71.44 05:49:02 PM 3 30.47 0.00 3.95 0.37 0.10 65.11 05:50:01 PM all 28.40 0.00 1.69 0.08 0.09 69.74 05:50:01 PM 0 26.79 0.00 1.48 0.02 0.08 71.63 05:50:01 PM 1 30.28 0.00 2.09 0.05 0.10 67.48 05:50:01 PM 2 40.98 0.00 2.02 0.17 0.08 56.74 05:50:01 PM 3 15.55 0.00 1.19 0.07 0.08 83.11 Average: all 35.83 0.00 1.98 0.42 0.09 61.67 Average: 0 34.73 0.00 1.57 0.31 0.09 63.30 Average: 1 35.32 0.00 1.96 0.38 0.10 62.25 Average: 2 34.42 0.00 2.25 0.45 0.10 62.78 Average: 3 38.84 0.00 2.15 0.56 0.10 58.36